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Carnegie Stage Section
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Abbreviation Key

a
artery
aa
arteries
ant
anterior
a-v
atrio-ventricular
C
Cervical
Co
Coccygeal
CN
Cranial Nerve
D
diencephalic neuromere or diencephalon
dm
dermatomyotome
inf
inferior
int
internal
L
Lumbar
lat
lateral
lt
left
M
mesencephalic neuromere or mesencephalon
med
medial
n
nerve
O
Occipital
P
prosencephalon
post
posterior
prim
primordial
R
rhombencephalon
Rh
rhombomere
rt
right
S
Sacral
T
Thoracic
v
vein
vv
veins
close
aortic arch 2, aortic arch 3, dermatomyotome 3 (O-3) , dorsal aorta (aortic arch 4), epipharyngeal placode 2, epipharyngeal placode 3, epipharyngeal placode 4, internal carotid artery, mesencoel (cerebral aqueduct), notochord, pharyngeal arch 2, pharyngeal pouch 2, pharynx primordium, precardinal vein, primordium of hypoglossal nerve (CN XII), region of mesencephalic (cephalic) flexure, sulcus limitans, tectum of mesencephalon, tegmentum of mesencephalon
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Carnegie Embryo #836   |   Location: 04-02-04

Keywords: aortic arch 2, aortic arch 3, dermatomyotome 3 (O-3) , dorsal aorta (aortic arch 4), epipharyngeal placode 2, epipharyngeal placode 3, epipharyngeal placode 4, internal carotid artery, mesencoel (cerebral aqueduct), notochord, pharyngeal arch 2, pharyngeal pouch 2, pharynx primordium, precardinal vein, primordium of hypoglossal nerve (CN XII), region of mesencephalic (cephalic) flexure, sulcus limitans, tectum of mesencephalon, tegmentum of mesencephalon

Source: The Virtual Human Embryo.